The Edelbrock #60689 Performer RPM Bare cylinder heads are designed for 1968-87 429/460 Big-Block Ford applications. The Edelbrock #60689 Performer RPM heads are perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. These cylinder heads deliver great throttle response and power from 1500 to 6500 rpm. For use on pre-pollution controlled vehicles only.
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